Kim Jong Un and President Trump shaking hands in front of U.S. and North Korean flags (© Evan Vucci/AP Images)

Historic U.S.–North Korea summit

President Trump met North Korean leader Kim Jong Un on June 12 in Singapore. Check out our coverage here.
Workers on scaffolding erecting large flag (© AP Images)

Inauguration trivia: Why don’t the flags match?

What do the flags on the U.S. Capitol mean at the presidential inauguration of Donald Trump? Click here to learn the symbolism behind each of the flags.
Hand holding up envelope addressed to 'Mr. President' (© AP Images)

Presidential letters to successors: What do they say?

When Donald Trump arrived at the White House after being sworn in as the 45th president, waiting for him was a letter from his predecessor, Barack Obama.
Illustration of buildings with arrows leading to others of different sizes and people (State Dept./Doug Thompson)

Federal government: More than the White House and Congress

Learn more about the federal government in the United States. This article is part of a three-part series on how federalism works in America.
Person giving speech in large, crowded room (© AP Images)

Who sits where during a State of the Union speech? [infographic]

The three branches of the U.S. government get together each year to hear the president give the State of the Union address. Who comes and where do they sit?
Close-up of George W. Bush and Bill Clinton smiling (© AP Images)

Former U.S. presidents to attend Trump inauguration

Falling in line with tradition, three former presidents plan to attend Donald Trump’s January 20 inauguration as U.S. president.
Flag and confetti on blue carpet (© AP Images)

In Depth: 2016 election could be close. U.S. has been there.

U.S. elections typically are close. Fifty-five percent is decisive. But sometimes the election is really close! Here's what happens then.
Men standing and sitting in a conference room (© AP Images)

Learn about Secretary of State Rex Tillerson

Learn more about Rex Tillerson, the 69th secretary of state — where he grew up, and how he started at the bottom of an oil company and rose to the top.
Color illustration of White House (Shutterstock)

How much do you know about U.S. presidents? [quiz]

The U.S. has a holiday known as Presidents Day. What do you know about U.S. presidents? Test your knowledge with our interactive quiz!